( ! ) Warning: Search backend error during near_match search for '216.73.216.180' after 27. Couldn't connect to host, Elasticsearch down? [Called from CirrusSearch\ElasticsearchIntermediary::failure in /var/www/w122_5/extensions/CirrusSearch/includes/ElasticsearchIntermediary.php at line 98] in /var/www/w122_5/includes/debug/MWDebug.php on line 300
Call Stack
#	Time	Memory	Function	Location
1	0.0000	233960	{main}( )	../index.php:0
2	0.0260	3376808	MediaWiki->run( )	../index.php:46
3	0.0261	3378216	MediaWiki->main( )	../MediaWiki.php:424
4	0.0555	3552480	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.1197	4380080	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.1201	4433976	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.1201	4434344	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.3713	5796496	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.4094	5802728	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.4094	5803480	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.4202	5818472	Hooks::run( )	../SearchEngine.php:231
12	0.4202	5820072	call_user_func_array ( )	../Hooks.php:209
13	0.4202	5820776	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.4208	5894816	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.4215	5940848	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.4327	6175896	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.4330	6207488	PoolCounterWork->execute( )	../Util.php:133
18	0.4332	6231744	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.4332	6231928	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.4332	6232000	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.4332	6233936	PoolCounterWork->execute( )	../Util.php:129
22	0.4332	6234584	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.4332	6234768	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.4332	6234888	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.4602	6349136	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.4606	6353072	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.4606	6353352	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.4609	6354656	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.4609	6355048	trigger_error ( )	../MWDebug.php:300

( ! ) Warning: Cannot modify header information - headers already sent by (output started at /var/www/w122_5/includes/debug/MWDebug.php:300) in /var/www/w122_5/includes/WebResponse.php on line 37
Call Stack
#	Time	Memory	Function	Location
1	0.0000	233960	{main}( )	../index.php:0
2	0.0260	3376808	MediaWiki->run( )	../index.php:46
3	0.0261	3378216	MediaWiki->main( )	../MediaWiki.php:424
4	0.4918	6278336	OutputPage->output( )	../MediaWiki.php:583
5	0.4922	6284792	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.4924	6286088	WebResponse->header( )	../OutputPage.php:2134
7	0.4924	6286232	header ( )	../WebResponse.php:37

( ! ) Warning: Cannot modify header information - headers already sent by (output started at /var/www/w122_5/includes/debug/MWDebug.php:300) in /var/www/w122_5/includes/WebResponse.php on line 37
Call Stack
#	Time	Memory	Function	Location
1	0.0000	233960	{main}( )	../index.php:0
2	0.0260	3376808	MediaWiki->run( )	../index.php:46
3	0.0261	3378216	MediaWiki->main( )	../MediaWiki.php:424
4	0.4918	6278336	OutputPage->output( )	../MediaWiki.php:583
5	0.4922	6284792	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.4937	6294136	WebResponse->header( )	../OutputPage.php:2171
7	0.4937	6294280	header ( )	../WebResponse.php:37

( ! ) Warning: Cannot modify header information - headers already sent by (output started at /var/www/w122_5/includes/debug/MWDebug.php:300) in /var/www/w122_5/includes/WebResponse.php on line 37
Call Stack
#	Time	Memory	Function	Location
1	0.0000	233960	{main}( )	../index.php:0
2	0.0260	3376808	MediaWiki->run( )	../index.php:46
3	0.0261	3378216	MediaWiki->main( )	../MediaWiki.php:424
4	0.4918	6278336	OutputPage->output( )	../MediaWiki.php:583
5	0.4922	6284792	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.4946	6294080	WebResponse->header( )	../OutputPage.php:2172
7	0.4946	6294224	header ( )	../WebResponse.php:37

( ! ) Warning: Cannot modify header information - headers already sent by (output started at /var/www/w122_5/includes/debug/MWDebug.php:300) in /var/www/w122_5/includes/WebResponse.php on line 37
Call Stack
#	Time	Memory	Function	Location
1	0.0000	233960	{main}( )	../index.php:0
2	0.0260	3376808	MediaWiki->run( )	../index.php:46
3	0.0261	3378216	MediaWiki->main( )	../MediaWiki.php:424
4	0.4918	6278336	OutputPage->output( )	../MediaWiki.php:583
5	0.4954	6294080	WebResponse->header( )	../OutputPage.php:2220
6	0.4954	6294224	header ( )	../WebResponse.php:37

( ! ) Warning: Cannot modify header information - headers already sent by (output started at /var/www/w122_5/includes/debug/MWDebug.php:300) in /var/www/w122_5/includes/WebResponse.php on line 37
Call Stack
#	Time	Memory	Function	Location
1	0.0000	233960	{main}( )	../index.php:0
2	0.0260	3376808	MediaWiki->run( )	../index.php:46
3	0.0261	3378216	MediaWiki->main( )	../MediaWiki.php:424
4	0.4918	6278336	OutputPage->output( )	../MediaWiki.php:583
5	0.5224	6294240	WebResponse->header( )	../OutputPage.php:2227
6	0.5224	6294384	header ( )	../WebResponse.php:37